Home / 45,216.98-67,803.60-15,624.44

Finding the Fourth Proportional to 45,216.98, 67,803.60 and 15,624.44

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Solution

The fourth proportional to 45,216.98, 67,803.60 and 15,624.44 is: 23,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,216.98 : 67,803.60 = 15,624.44 : x
  2. Step 2: Convert to fraction form
    45,216.98/67,803.60 = 15,624.44/x
  3. Step 3: Cross multiply
    45,216.98x = 67,803.60 × 15,624.44
  4. Step 4: Simplify right side
    45,216.98x = 1,059,393,279.98
  5. Step 5: Solve for x
    x = 1,059,393,279.98/45,216.98
  6. Step 6: Final answer
    x = 23,429.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.